/*
* AI_TouchedEntity
* Some AI has touched some entity. Some entities are declared to never be reached until touched.
* See if it's one of them and declare it reached
*/
void AI_TouchedEntity( edict_t *self, edict_t *ent )
{
int i;
nav_ents_t *goalEnt;
// right now we only support this on a few trigger entities (jumpads, teleporters)
if( ent->r.solid != SOLID_TRIGGER && ent->item == NULL )
return;
// clear short range goal, pick a new goal ASAP
if( ent == self->movetarget )
{
self->movetarget = NULL;
self->ai->shortRangeGoalTimeout = level.time;
}
if( self->ai->goalEnt && ent == self->ai->goalEnt->ent )
{
if( nav.debugMode && bot_showlrgoal->integer > 1 )
G_PrintChasersf( self, "REACHED entity %s\n", ent->classname ? ent->classname : "no classname" );
AI_ClearGoal( self );
return;
}
if( self->ai->next_node != NODE_INVALID &&
( nodes[self->ai->next_node].flags & (NODEFLAGS_REACHATTOUCH|NODEFLAGS_ENTITYREACH) ) )
{
for( i = 0; i < nav.num_navigableEnts; i++ )
{
if( nav.navigableEnts[i].node == self->ai->next_node && nav.navigableEnts[i].ent == ent )
{
if( nav.debugMode && bot_showlrgoal->integer > 1 )
G_PrintChasersf( self, "REACHED touch node %i with entity %s\n", self->ai->next_node, ent->classname ? ent->classname : "no classname" );
AI_NodeReached( self );
return;
}
}
FOREACH_GOALENT( goalEnt )
{
i = goalEnt->id;
if( goalEnt->node == self->ai->next_node && goalEnt->ent == ent )
{
if( nav.debugMode && bot_showlrgoal->integer > 1 )
G_PrintChasersf( self, "REACHED touch node %i with entity %s\n", self->ai->next_node, ent->classname ? ent->classname : "no classname" );
AI_NodeReached( self );
return;
}
}
}
}
bool AI_NodeReached_Generic( edict_t *self )
{
bool reached = false;
float RADIUS = NODE_REACH_RADIUS;
if( !( AI_GetNodeFlags( self->ai->next_node ) & (NODEFLAGS_REACHATTOUCH|NODEFLAGS_ENTITYREACH) ) )
{
if( self->ai->path.numNodes >= MIN_BUNNY_NODES )
{
int n1 = self->ai->path.nodes[self->ai->path.numNodes];
int n2 = self->ai->path.nodes[self->ai->path.numNodes-1];
vec3_t n1origin, n2origin, origin;
// if falling from a jump pad use a taller cylinder
if( !self->groundentity && !self->is_step && !self->is_swim
&& ( AI_CurrentLinkType( self ) & LINK_JUMPPAD ) )
RADIUS = NODE_WIDE_REACH_RADIUS;
// we use a wider radius in 2D, and a height range enough so they can't be jumped over
AI_GetNodeOrigin( n1, n1origin );
AI_GetNodeOrigin( n2, n2origin );
VectorCopy( self->s.origin, origin );
n1origin[2] = n2origin[2] = origin[2] = 0;
// see if reached the second
if( n2 != NODE_INVALID &&
( ( nodes[n2].origin[2] - 16 ) < self->s.origin[2] ) &&
( nodes[n2].origin[2] + RADIUS > self->s.origin[2] ) &&
( DistanceFast( n2origin, origin ) < RADIUS )
)
{
AI_NodeReached( self ); // advance the first
reached = true; // return the second as reached
}
// see if reached the first
else if( ( ( nodes[n1].origin[2] - 16 ) < self->s.origin[2] ) &&
( nodes[n1].origin[2] + RADIUS > self->s.origin[2] ) &&
( DistanceFast( n1origin, origin ) < RADIUS ) )
{
reached = true; // return the first as reached
}
}
else
{
reached = ( DistanceFast( self->s.origin, nodes[self->ai->next_node].origin ) < RADIUS ) ? true : false;
}
}
return reached;
}
bool AI_NodeReached_Special( edict_t *self )
{
bool reached = false;
if( self->ai->next_node != NODE_INVALID && !( AI_GetNodeFlags( self->ai->next_node ) & (NODEFLAGS_REACHATTOUCH|NODEFLAGS_ENTITYREACH) ) )
{
if( self->ai->path.numNodes >= MIN_BUNNY_NODES )
{
int n1 = self->ai->path.nodes[self->ai->path.numNodes];
int n2 = self->ai->path.nodes[self->ai->path.numNodes-1];
vec3_t n1origin, n2origin, origin;
// we use a wider radius in 2D, and a height range enough so they can't be jumped over
AI_GetNodeOrigin( n1, n1origin );
AI_GetNodeOrigin( n2, n2origin );
VectorCopy( self->s.origin, origin );
n1origin[2] = n2origin[2] = origin[2] = 0;
// see if reached the second
if( ( ( nodes[n2].origin[2] - 16 ) < self->s.origin[2] ) &&
( nodes[n2].origin[2] + NODE_WIDE_REACH_RADIUS > self->s.origin[2] ) &&
( DistanceFast( n2origin, origin ) < NODE_WIDE_REACH_RADIUS ) &&
AI_ReachabilityVisible( self, nodes[n2].origin ) )
{
AI_NodeReached( self ); // advance the first
reached = true; // return the second as reached
}
// see if reached the first
else if( ( ( nodes[n1].origin[2] - 16 ) < self->s.origin[2] ) &&
( nodes[n1].origin[2] + NODE_WIDE_REACH_RADIUS > self->s.origin[2] ) &&
( DistanceFast( n1origin, origin ) < NODE_WIDE_REACH_RADIUS ) &&
AI_ReachabilityVisible( self, nodes[n1].origin ) )
{
reached = true; // return the first as reached
}
}
else
return AI_NodeReached_Generic( self );
}
return reached;
}
void BOT_DMclass_Move( edict_t *self, usercmd_t *ucmd )
{
#define BOT_FORWARD_EPSILON 0.5f
int i;
unsigned int linkType;
bool printLink = false;
bool nodeReached = false;
bool specialMovement = false;
vec3_t v1, v2;
vec3_t lookdir, pathdir;
float lookDot;
if( self->ai->next_node == NODE_INVALID || self->ai->goal_node == NODE_INVALID )
{
BOT_DMclass_MoveWander( self, ucmd );
return;
}
linkType = AI_CurrentLinkType( self );
specialMovement = ( self->ai->path.numNodes >= MIN_BUNNY_NODES ) ? true : false;
if( AI_GetNodeFlags( self->ai->next_node ) & (NODEFLAGS_REACHATTOUCH|NODEFLAGS_ENTITYREACH) )
specialMovement = false;
if( linkType & (LINK_JUMP|LINK_JUMPPAD|LINK_CROUCH|LINK_FALL|LINK_WATER|LINK_LADDER|LINK_ROCKETJUMP) )
specialMovement = false;
if( self->ai->pers.skillLevel < 0.33f )
specialMovement = false;
if( specialMovement == false || self->groundentity )
self->ai->is_bunnyhop = false;
VectorSubtract( nodes[self->ai->next_node].origin, self->s.origin, self->ai->move_vector );
// 2D, normalized versions of look and path directions
pathdir[0] = self->ai->move_vector[0];
pathdir[1] = self->ai->move_vector[1];
pathdir[2] = 0.0f;
VectorNormalize( pathdir );
AngleVectors( self->s.angles, lookdir, NULL, NULL );
lookdir[2] = 0.0f;
VectorNormalize( lookdir );
lookDot = DotProduct( lookdir, pathdir );
// Ladder movement
if( self->is_ladder )
{
ucmd->forwardmove = 0;
ucmd->upmove = 1;
ucmd->sidemove = 0;
if( nav.debugMode && printLink )
G_PrintChasersf( self, "LINK_LADDER\n" );
nodeReached = AI_NodeReached_Generic( self );
}
else if( linkType & LINK_JUMPPAD )
{
VectorCopy( self->s.origin, v1 );
VectorCopy( nodes[self->ai->next_node].origin, v2 );
v1[2] = v2[2] = 0;
if( DistanceFast( v1, v2 ) > 32 && lookDot > BOT_FORWARD_EPSILON ) {
ucmd->forwardmove = 1; // push towards destination
ucmd->buttons |= BUTTON_WALK;
}
nodeReached = self->groundentity != NULL && AI_NodeReached_Generic( self );
}
// Platform riding - No move, riding elevator
else if( linkType & LINK_PLATFORM )
{
VectorCopy( self->s.origin, v1 );
VectorCopy( nodes[self->ai->next_node].origin, v2 );
v1[2] = v2[2] = 0;
if( DistanceFast( v1, v2 ) > 32 && lookDot > BOT_FORWARD_EPSILON )
ucmd->forwardmove = 1; // walk to center
ucmd->buttons |= BUTTON_WALK;
ucmd->upmove = 0;
ucmd->sidemove = 0;
if( nav.debugMode && printLink )
G_PrintChasersf( self, "LINK_PLATFORM (riding)\n" );
self->ai->move_vector[2] = 0; // put view horizontal
nodeReached = AI_NodeReached_PlatformEnd( self );
}
// entering platform
else if( AI_GetNodeFlags( self->ai->next_node ) & NODEFLAGS_PLATFORM )
{
ucmd->forwardmove = 1;
ucmd->upmove = 0;
ucmd->sidemove = 0;
if( lookDot <= BOT_FORWARD_EPSILON )
ucmd->buttons |= BUTTON_WALK;
if( nav.debugMode && printLink )
G_PrintChasersf( self, "NODEFLAGS_PLATFORM (moving to plat)\n" );
// is lift down?
for( i = 0; i < nav.num_navigableEnts; i++ )
{
if( nav.navigableEnts[i].node == self->ai->next_node )
{
//testing line
//vec3_t tPoint;
//int j;
//for(j=0; j<3; j++)//center of the ent
// tPoint[j] = nav.ents[i].ent->s.origin[j] + 0.5*(nav.ents[i].ent->r.mins[j] + nav.ents[i].ent->r.maxs[j]);
//tPoint[2] = nav.ents[i].ent->s.origin[2] + nav.ents[i].ent->r.maxs[2];
//tPoint[2] += 8;
//AITools_DrawLine( self->s.origin, tPoint );
//if not reachable, wait for it (only height matters)
if( ( nav.navigableEnts[i].ent->s.origin[2] + nav.navigableEnts[i].ent->r.maxs[2] ) > ( self->s.origin[2] + self->r.mins[2] + AI_JUMPABLE_HEIGHT ) &&
nav.navigableEnts[i].ent->moveinfo.state != STATE_BOTTOM )
{
self->ai->blocked_timeout = level.time + 10000;
ucmd->forwardmove = 0;
}
}
}
nodeReached = AI_NodeReached_PlatformStart( self );
}
// Falling off ledge or jumping
else if( !self->groundentity && !self->is_step && !self->is_swim && !self->ai->is_bunnyhop )
{
ucmd->upmove = 0;
ucmd->sidemove = 0;
ucmd->forwardmove = 0;
if( lookDot > BOT_FORWARD_EPSILON )
{
ucmd->forwardmove = 1;
// add fake strafe accel
if( !(linkType & LINK_FALL) || linkType & (LINK_JUMP|LINK_ROCKETJUMP) )
{
if( linkType & LINK_JUMP )
{
if( AI_AttemptWalljump( self ) ) {
ucmd->buttons |= BUTTON_SPECIAL;
}
if( VectorLengthFast( tv( self->velocity[0], self->velocity[1], 0 ) ) < 600 )
VectorMA( self->velocity, 6.0f, lookdir, self->velocity );
}
else
{
if( VectorLengthFast( tv( self->velocity[0], self->velocity[1], 0 ) ) < 450 )
VectorMA( self->velocity, 1.0f, lookdir, self->velocity );
}
}
}
else if( lookDot < -BOT_FORWARD_EPSILON )
ucmd->forwardmove = -1;
if( nav.debugMode && printLink )
G_PrintChasersf( self, "FLY MOVE\n" );
nodeReached = AI_NodeReached_Generic( self );
}
else // standard movement
{
ucmd->forwardmove = 1;
ucmd->upmove = 0;
ucmd->sidemove = 0;
// starting a jump
if( ( linkType & LINK_JUMP ) )
{
if( self->groundentity )
{
trace_t trace;
vec3_t v1, v2;
if( nav.debugMode && printLink )
G_PrintChasersf( self, "LINK_JUMP\n" );
//check floor in front, if there's none... Jump!
VectorCopy( self->s.origin, v1 );
VectorNormalize2( self->ai->move_vector, v2 );
VectorMA( v1, 18, v2, v1 );
v1[2] += self->r.mins[2];
VectorCopy( v1, v2 );
v2[2] -= AI_JUMPABLE_HEIGHT;
G_Trace( &trace, v1, vec3_origin, vec3_origin, v2, self, MASK_AISOLID );
if( !trace.startsolid && trace.fraction == 1.0 )
{
//jump!
// prevent double jumping on crates
VectorCopy( self->s.origin, v1 );
v1[2] += self->r.mins[2];
G_Trace( &trace, v1, tv( -12, -12, -8 ), tv( 12, 12, 0 ), v1, self, MASK_AISOLID );
if( trace.startsolid )
ucmd->upmove = 1;
}
}
nodeReached = AI_NodeReached_Generic( self );
}
// starting a rocket jump
else if( ( linkType & LINK_ROCKETJUMP ) )
{
if( nav.debugMode && printLink )
G_PrintChasersf( self, "LINK_ROCKETJUMP\n" );
if( !self->ai->rj_triggered && self->groundentity && ( self->s.weapon == WEAP_ROCKETLAUNCHER ) )
{
self->s.angles[PITCH] = 170;
ucmd->upmove = 1;
ucmd->buttons |= BUTTON_ATTACK;
self->ai->rj_triggered = true;
}
nodeReached = AI_NodeReached_Generic( self );
}
else
{
// Move To Short Range goal (not following paths)
// plats, grapple, etc have higher priority than SR Goals, cause the bot will
// drop from them and have to repeat the process from the beginning
if( AI_MoveToShortRangeGoalEntity( self, ucmd ) )
{
nodeReached = AI_NodeReached_Generic( self );
}
else if( specialMovement && !self->is_swim ) // bunny-hopping movement here
{
BOT_DMclass_SpecialMove( self, lookdir, pathdir, ucmd );
nodeReached = AI_NodeReached_Special( self );
}
else
{
nodeReached = AI_NodeReached_Generic( self );
}
}
// if static assume blocked and try to get free
if( VectorLengthFast( self->velocity ) < 37 && ( ucmd->forwardmove || ucmd->sidemove || ucmd->upmove ) )
{
if( random() > 0.1 && AI_SpecialMove( self, ucmd ) ) // jumps, crouches, turns...
return;
self->s.angles[YAW] += brandom( -90, 90 );
}
}
// swimming
if( self->is_swim )
{
if( !( G_PointContents( nodes[self->ai->next_node].origin ) & MASK_WATER ) ) // Exit water
ucmd->upmove = 1;
}
AI_ChangeAngle( self );
if( nodeReached )
AI_NodeReached( self );
#undef BOT_FORWARD_EPSILON
}